SHEFFIELD, England, July 11 -- The University of Sheffield issued the following news: Results from Phase 1-2 of a study published in the New England Journal of Medicine, have shown the safety and tolerability of the new investigational drug tofersen which shows the potential to reduce the levels of a toxic cell protein in people living with a form of motor neurone disease (MND); triggered by a faulty gene called SOD1 which causes the progression of the disease. SOD1 is the known cause for trig  more